17. A group of five people are selected at random. (Assume that a person is equally likely to be born on any day of the week.) What is the probability that at least two of them were born on the same day of the week? [Bonus Question] What is the probability that exactly two of them were born on the same day of the week?
17. A group of five people are selected at random. (Assume that a person is equally likely to be born on any day of the week.) What is the probability that at least two of them were born on the same day of the week? [Bonus Question] What is the probability that exactly two of them were born on the same day of the week?
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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I never know where to start with probability problems. Any help with this is appreciated. Thank you
![**Question 17.**
A group of five people are selected at random. (Assume that a person is equally likely to be born on any day of the week.)
What is the probability that at least two of them were born on the same day of the week?
**[Bonus Question]**
What is the probability that exactly two of them were born on the same day of the week?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F435f031a-9ea7-4e62-a9e5-eb14e84ec113%2F9bcfe877-11e9-4bb5-a84d-85b5fa19fc7c%2F1r10jol_processed.png&w=3840&q=75)
Transcribed Image Text:**Question 17.**
A group of five people are selected at random. (Assume that a person is equally likely to be born on any day of the week.)
What is the probability that at least two of them were born on the same day of the week?
**[Bonus Question]**
What is the probability that exactly two of them were born on the same day of the week?
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